Section 1
The work of E.F. Codd in the
early 1970s led to the development of Relational databases. True or False?
True
(*)
False
SQL became the most commonly
used query language in the 1980s. True or False?
True
(*)
False
Most of the well known Internet
search engines use databases to store data. True or False?
True
(*)
False
Databases are used in most
countries and by most governments. Life, as we know it, would change
drastically if we no longer had access to databases. True or False?
True
(*)
False
The overall mission of the
Oracle Corporation is to use the internet and fast processing servers to build
its own network.
True
False
(*)
Businesses involved in any of the
following typically use databases to handle their data: Finance, Logistics,
Commerce, Procurement, and Distribution? True or False?
True
(*)
False
Personal computers (PCs) have
been in existence since 1950. True or False?
True
False
(*)
A specialized type of software,
which controls and manages the hardware in a computer system.
Hardware
Client
Software
Operating
System (*)
Which term describes the
physical components of a computer system?
Operating
System
Client
Hardware
(*)
Software
Consider your school library. It
will have a database with transaction details of the books that are borrowed by
students. Is the total number of books out on loan in one given month
considered Data or Information?
Data
Information
(*)
Both
Neither
Consider your school library. It will have a database with
transaction details of the books that are borrowed by students. Is a detail of
one student borrowing one book considered Data or Information?
Data
(*)
Information
Both
Neither
What is the difference between
"information" and "data"?
Information
and data have no differences - they are two words for the same thing.
Data is
held and understood only by users.
Data
turns into useful information. It is stored in a database and accessed by
systems and users. (*)
Information
is held and understood only by users.
The market for IT professionals
is still increasing and will continue to do so in the future as the world gets
ever more dependent on computer systems. True or False?
True
(*)
False
Once you have learned how to
write programs and build systems, you no longer need any input or involvement
from any users as you are perfectly capable of delivering the systems that
businesses need and want.
True.
The only requirement for creating a perfect system is a perfect programmer.
True.
Users never know what they want anyway, so building systems is best left to the
professionals.
True.
Users delay the delivery of a system by changing their minds and adding new
requirements.
False.
Business requirements can and will change. For instance new legal requirements
may arise. (*)
The demand for Information
Technology professionals in today's market is increasing. True or False?
True
(*)
False
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